Non-metallic seal plate
AssigneeEvoqua Water Technologies LLC
InventorsBruce Herman, Lawrence P. Terrell, Jr., Robert B. Hediger
Life of this patent
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Abstract
Traveling water screens including a non-metallic seal plate mounted to a face of a carrier chain link proximate a side portion of a basket frame are disclosed. The seal plate is configured to reduce flow between the chain link and the basket. Related methods of retrofitting a traveling water screen are also disclosed.
Claims20
A traveling water screen, comprising:
- a basket comprising a frame having an upper portion, a lower portion, and side portions;
- a coarse mesh secured to the frame;
- a carrier chain made of a plurality of chain links secured in series with chain pins to create joints, the basket attached to a chain link at a side portion of the frame, the carrier chain configured to move the basket about a predetermined path;
- and
- a seal plate made of a non-metallic material, the seal plate mounted to a face of the chain link proximate the side portion of the frame, the seal plate constructed and arranged to reduce a flow of water between the chain link and the basket when the traveling water screen is positioned upstream of a water inlet.
A method of retrofitting a traveling water screen positioned upstream of a water inlet, the traveling water screen comprising a basket having a frame, a mesh secured to the frame, a carrier chain made of a plurality of chain links secured in series with chain pins to create joints, and a seal or gasket mounted between the chain link and the basket, the basket attached to a chain link at a side portion of the frame, the carrier chain configured to move the basket about a predetermined path, the method comprising:
- removing the seal or gasket mounted between the chain link and the basket;
- and
- securing a seal plate to a face of the chain link proximate the side portion of the basket, the seal plate made of a non-metallic material and constructed and arranged to reduce a flow of the water between the chain link and the basket.
Dependencies are inferred from the claim text.